body {
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif, "微软雅黑";
}
#main {
  width: 800px;
  margin: 0 auto;
}
/* 头部 */
header {
  height: 80px;
  width: 100%;
  background: #330000;
  box-sizing: border-box;
  border: 1px solid #330000;
}
h1#text1 {
  margin: 0;
  padding: 0;
  top: 15px;
  position: absolute;
  font-size: 40px;
  color: #ff0000;
  margin-left: 50px;
  opacity: 0.5;
}
h1#text2 {
  padding: 5px;
  margin: 0;
  position: absolute;
  font-size: 30px;
  color: #ffffff;
  top: 30px;
  margin-left: 150px;
  z-index: 1;
  filter: glow(color=#ff0000, strength=5);
  text-shadow: 5px 5px 5px #ff0000;
}
/* 左侧区块 */
aside {
  width: 170px;
  height: 400px;
  float: left;
  background: url("../html/img/bg.jpg") no-repeat;
  background-position: -100px 0px;
}
nav {
  /* border: 1px solid #fff; */
  margin: 0px auto;
  padding: 0px;
  margin-top: 170px;
}
nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
nav ul li a {
  display: block;
  width: 170px;
  height: 42px;
  background: transparent;
  line-height: 42px;
  text-indent: 50px;
  text-decoration: none;
  color: #333333;
  font-size: 15px;
  /* border-bottom: 1px solid #817575; */
}
nav ul li a:hover {
  background: #eb9292;
  color: #ffffff;
  transition: 0.7s;
}
/* 主内容 */
article {
  box-sizing: border-box;
  /* border-right: 1px solid #330000; */
  width: 630px;
  margin-left: 170px;
  height: 400px;
  background: #e4d2d2;
}
.consection {
  /* border: 1px solid #330000; */
  width: 400px;
  left: 10px;
  top: 40px;
  margin: 0 auto;
  padding: 20px;
}
fieldset {
  border: 1px solid;
  border-radius: 10px;
}
fieldset legend {
  text-align: center;
}
.consection img {
  height: 90px;
  border: 2px solid;
  border-radius: 15px;
  margin-left: 3px;
}
/* 页脚 */
footer {
  box-sizing: border-box;
  border: 1px solid #333333;
  background: #333333;
  color: #ffffff;
  width: 100%;
  height: 50px;
  text-align: center;
  line-height: 50px;
}
